---
id: CVE-2025-12880
title: >-
  The Progress Bar Blocks for Gutenberg plugin for WordPress is vulnerable to
  Stored Cross-Site Scripting via SVG File uploads in all versions up to, and
  including, 1.0.0 due to insufficient input sanitization and output escaping
summary: >-
  The Progress Bar Blocks for Gutenberg plugin for WordPress is vulnerable to
  Stored Cross-Site Scripting via SVG File uploads in all versions up to, and
  including, 1.0.0 due to insufficient input sanitization and output escaping.
  This mak…
severity: medium
cvss: 5.4
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N'
cwe:
  - CWE-79
published: '2025-11-11'
updated: '2026-10-07'
sourceUpdated: '2026-10-07T21:10:00.200'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-12880'
references:
  - url: 'https://wordpress.org/plugins/progressmatify-blocks/'
    label: security@wordfence.com
  - url: >-
      https://www.wordfence.com/threat-intel/vulnerabilities/id/3bc48d4d-eeee-47f7-be5e-0d6a43473aa0?source=cve
    label: security@wordfence.com
tags:
  - nvd
epss: 0.00163
epssPercentile: 0.05051
ingestedAt: '2026-10-07T21:54:15.016Z'
---

## Overview

The Progress Bar Blocks for Gutenberg plugin for WordPress is vulnerable to Stored Cross-Site Scripting via SVG File uploads in all versions up to, and including, 1.0.0 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Author-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses the SVG file.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.